V. Closca, N. Puica-Melniciuc, M. Closca, I. M. Avadanei, and D. O. Dorohoi, “Spectral Study of (4´-Phenyl)-1,2,4-Triazol-1-Ium-Phenacylid (PTPhY) in Ternary Solutions”, Ukr. J. Phys., vol. 63, no. 7, p. 592, Aug. 2018.